The Sentinel allows for security and accessibility for your ammunition storage with its strong, adaptable design. The customizability allows for efficient space management and quick access, making it perfect for safeguarding ammunition effectively. Choose from shelves designed to hold 30 cal ammo cans, 50 cal ammo cans, or flat shelves for general storage.Dimensions 40.5"L X 12.5"W X 49.5"HNote: Ammo cans not included